US Bridges

I-90 Ebl and Wbl over Stonepile Creek

Fair

Campbell County, Wyoming · Gillette Marginal · Structure no. CYO

Built
1974
51 years old
Condition
Fair
inspected May 2023
Type
Culvert
Concrete Continuous
Length
49 ft
4 main spans
Daily traffic
4,753
2024 count
Owner
State
State Highway Agency

About this bridge

I-90 Ebl and Wbl over Stonepile Creek is a concrete continuous culvert carrying I-90 Ebl and Wbl over Stonepile Creek in Campbell County, Wyoming. It was built in 1974, so it is 51 years old, older than the Wyoming average of 48.4 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 4,753 vehicles a day, roughly 10% of them trucks, projected to reach 6,654 by 2043. The structure is 49 ft (14.8 m) long. If it were closed, the detour would be 8.7 mi (14 km).

Location

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CarriesI-90 Ebl and Wbl
CrossesStonepile Creek
LocationGillette Marginal
RouteInterstate 90
CountyCampbell County
StateWyoming
Coordinates44.28476, -105.47126
Functional classUrban Principal Arterial - Interstate

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection8 Very GoodNo problems noted.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating36 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans4
Design loadHS 20 + Mod
Structure length49 ft (14.8 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,753 (2024)
Projected traffic6,654 by 2043
Trucks10%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.7 mi (14 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was I-90 Ebl and Wbl over Stonepile Creek built?

It was built in 1974, making it 51 years old in 2025.

What condition is I-90 Ebl and Wbl over Stonepile Creek in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in May 2023.

How much traffic does I-90 Ebl and Wbl over Stonepile Creek carry?

About 4,753 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is I-90 Ebl and Wbl over Stonepile Creek?

The structure is 49 ft (14.8 m) long with a longest span of 10 ft (3 m).

Who owns I-90 Ebl and Wbl over Stonepile Creek?

It is owned by the State Highway Agency.